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Advanced Audio Coding - Hydrogenaudio Knowledgebase
https://wiki.hydrogenaud.io/index.php?title=Advanced_Audio_Coding
Advanced Audio Coding ( AAC) forms part of the latest specifications from the MPEG committee, and is their official successor to the popular MP3 format. As with MP3, the AAC format is an international standard, and is backed by several big-name companies, including Dolby, Sony and Nokia. With the 26 years that had passed since the creation of ...
HydrogenAudio
Since the inception of Lyra, our mission has been to provide the best quality audio using a fraction of the bitrate data of alternatives. Currently, the royalty-free open-source codec Opus, is the most widely used codec for WebRTC-based VOIP applications and, with audio at 32kbps, typically obtains transparent speech quality, i.e ...
He-AAC vs LC-ACC - HydrogenAud
https://hydrogenaud.io/index.php?topic=55324.0
A HE-AAC file is made up of two different files, you have the HE portion and LC portion. So a 80kbps HE-AAC file being played back on a Zune or iPod will have the same sound quality as a 80kbps LC-AAC file. You should only use HE-AAC if you plan on playing the files back on your computer using compatible software and for encoding at low bitrates.
HydrogenAudio - Index
https://hydrogenaud.io/index.php?action=forum
Acceptable content includes freely and legally distributable data of the following types: audio programs, audio samples (under 30 second clips), misc. audio related data, or other utilities which are immediately relevant to the Hydrogenaudio.org community. 7,102 Posts. 964 Topics. Re: XLAC!
Fraunhofer FDK AAC - Hydrogenaudio Knowledgebase
https://wiki.hydrogenaud.io/index.php?title=Fraunhofer_FDK_AAC
The Fraunhofer FDK AAC is a high-quality open-source AAC encoder library developed by Fraunhofer IIS. It was officially released for Android, but has been ported to other platforms. The licensed Fraunhofer AAC codec included in Winamp (often called FhG AAC) is not the same as the FDK AAC codec.
Encoding/aac - Libav
https://wiki.libav.org/Encoding/aac
It provides support for up to 8 channels (7.1 surround), multiple AAC advanced profiles and a number of fine tuning options. The Fraunhofer FDK AAC page at Hydrogen Audio has more detailed information, not specific to Libav. Building Fraunhofer AAC support fdk-aac custom license is non-free, Libav compiled with it results being not redistributable.
ATRAC - Hydrogenaudio Knowledgebase
https://wiki.hydrogenaudio.org/index.php?title=ATRAC
ATRAC (Adaptive Transform Acoustic Coding) is a proprietary audio compression technology developed by Sony for usage in their MiniDisc line of digital audio players.. It actually relates to three different audio compression technologies related among themselves, but with incompatibilities. It uses quadrature mirror filters and modified discrete cosine transform to …
Core Audio AAC/ALAC Encoder? · Issue #183 · …
https://github.com/enzo1982/freac/issues/183
Really sorry I have to use this "bug report" tag, I just wanted to ask a question. Folks from hydrogen audio mentioned that there is a Core Audio AAC/ALAC Encoder in freac but I can't seem to find it, just Apple Lossless Encoder. I'm currently on 1.1.3. Is this encoder only exist in the old version? Edit: finally understand. Closing now
Offline converting audio files (from flac to aac) : audio
https://www.reddit.com/r/audio/comments/irf336/offline_converting_audio_files_from_flac_to_aac/
You can extract Apple encoder ("qaac") from the iTunes installer to use it with other software on Windows, details at Hydrogen Audio. As for apps to do the encoding: Foobar2000, with the encoder pack is great if you're on Windows. XLD for Mac if you need a GUI ffmpeg if you can handle the command line on Linux / BSD (or either Win or Mac)
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